devel/aws-crt-ffi: Fix build after a0a38e8ace0e6767f20bb9c71f9ddd8062f757f9
https://pkg-status.freebsd.org/beefy22/data/141amd64-default/2388692a094c/logs/aws-crt-ffi-0.4.0_1.log https://pkg-status.freebsd.org/beefy16/data/134amd64-default/7b2be625f599/logs/aws-crt-ffi-0.4.0_1.log